<!DOCTYPE html>
<html>
<head>
    <title>Hello Vue</title>
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
</head>
<body>
<div id="app">
    <p>Welcom {{ name }}!</p>
    <input type="text" placeholder="Enter your name" v-model="name">
</div>
</body>
<script>
    var app = new Vue({
        el: '#app',
        data: {
            name: ''
        }
    })
</script>
</html>